Design principles and standards of processing system
According to the data provided by the user, meet the user's usability and economy.
1. Ensure the advanced and reliable technology of system equipment.
2. Ensure stable effluent quality.
3. The system equipment shall be capable of continuous 24-hour operation.
4. Since the equipment is arranged in a humid place, the equipment must have good moisture-proof and anti-corrosion capacity.
Standards and specifications:
A. The manufacturing process and materials of imported equipment shall comply with the standards involved in the industrial regulations of American Society of Mechanical Engineers (ASME) and American Society for testing and materials (ASTM) or equivalent standards.
B. The manufacturing process and materials of domestic equipment shall meet the requirements of the following standards and procedures:
A GB150-98 steel pressure vessels
B jb2932-86 technical conditions for manufacturing water treatment equipment
C JB / t4735-97 steel welded atmospheric pressure vessels
D hgj32 rubber lined chemical equipment
E Supervision Regulation on safety technology of pressure vessels / State Administration of quality and technical supervision (1999)
F gb4730-94 nondestructive testing of pressure vessels
G zbj98003-87 technical conditions for painting and packaging of water treatment equipment
Lined steel pipes and fittings shall meet the requirements of the latest versions of the following standards and regulations:
A cd130a16 technical conditions for rubber lining equipment
B hg21501 rubber lined steel pipes and fittings
C hg20538 plastic lined (PP, PE, PVC) steel pipes and fittings
Interface flange and others shall meet the following requirements:
A JB / t81-94 technical conditions for pipeline flanges
B gb9845 steel agitator forms and parameters
C gb12224 General requirements for steel valves
D gb1047 nominal diameters of pipes and pipeline accessories
E jb3366 general technical conditions for automation devices of power station equipment
F. The American Petroleum Institute standard api676 and gb7783 test methods for metering pumps shall be adopted for the metering pump
